gdb/ChangeLog

   1 start-sanitize-m32r
   2 Mon Feb  3 11:06:05 1997  Michael Snyder  <msnyder@cleaver.cygnus.com>
   3
   4         * m32r-stub.c: New -- remote protocol support for M32R cpu.
   5         * m32r-rom.c:  Several experiments with improved download time.
   6         * .Sanitize:   Add entry for m32r-stub.c
   7 end-sanitize-m32r
   8
   9 Fri Jan 31 08:26:39 1997  Mark Alexander  <marka@cygnus.com>
  10
  11         * mips-tdep.c (MIPS16_INSTLEN): Define.
  12         (mips_find_saved_regs): Replace hardcoded 2's with MIPS16_INSTLEN.
  13         (heuristic_proc_start): Recognize 'entry' pseudo-op as a start
  14         of function on MIPS16.
  15         (mips32_skip_prologue, mips16_skip_prologue): New helper functions
  16         for mips_skip_prologue.
  17         (mips_skip_prologue): Recognize both 16- and 32-bit prologues.
  18
  19 Wed Jan 29 12:45:54 1997  Michael Meissner  <meissner@tiktok.cygnus.com>
  20
  21         * config/powerpc/ppc{,le}-sim.mt (SIM): Remove the library
  22         ../sim/common/libcommon.a.
  23
  24 Tue Jan 28 15:54:13 1997  Michael Snyder  <msnyder@cleaver.cygnus.com>
  25
  26         * blockframe.c: fix a null pointer ref in generic_get_saved_register
  27
  28 Tue Jan 28 15:39:50 1997  Geoffrey Noer  <noer@cygnus.com>
  29
  30         * mn10200-tdep.c (mn10200_frame_chain): Get basic backtracing
  31         working.
  32
  33 Mon Jan 27 14:31:52 1997  Mark Alexander  <marka@cygnus.com>
  34
  35 First set of changes for mips16:
  36         * config/mips/tm-mips.h (MIPS16_BIG_BREAKPOINT,
  37         MIPS16_LITTLE_BREAKPOINT, BREAKPOINT_FROM_PC): Define.
  38         (ABOUT_TO_RETURN): Call new function mips_about_to_return.
  39         (mips_breakpoint_from_pc, mips_about_to_return): Declare.
  40         * mem-break.c (memory_breakpoint_from_pc): New function.
  41         (memory_insert_breakpoint, memory_remove_breakpoint): Use
  42         memory_breakpoint_from_pc to determine breakpoint contents and size.
  43         * target.h (memory_breakpoint_from_pc): Declare.
  44         * monitor.c (monitor_insert_breakpoint): Use memory_breakpoint_from_pc
  45         to determine size of breakpoint instruction.
  46         * mips-tdep.c (mips32_decode_reg_save, mips16_decode_reg_save):
  47         New helper functions for mips_find_saved_regs.
  48         (mips_find_saved_regs): Recognize mips16 prologues.
  49         (mips_addr_bits_remove): Strip off upper 32 bits of address
  50         when target CPU is 32 bits but CORE_ADDR is 64 bits.
  51         (mips_step_skips_delay): No branch delay slot on mips16.
  52         (gdb_print_insn_mips): Disassemble mips16 code.
  53         (mips_breakpoint_from_pc, mips_about_to_return): New functions.
  54
  55 Mon Jan 27 10:34:03 1997  Jeffrey A Law  (law@cygnus.com)
  56
  57         * tm-mn10200.h (NUM_REGS): Decrease to 12.
  58         (REGISTER_NAMES): Elimination registers not found on the mn10200.
  59         (PC_REGNUM, MDR_REGNUM, PSW_REGNUM): Corresponding changes.
  60         (LIR_REGNUM, LAR_REGNUM): Delete.  They don't exist on the mn10200.
  61
  62 Sat Jan 25 00:07:59 1997  Peter Schauer  (pes@regent.e-technik.tu-muenchen.de)
  63
  64         * dwarf2read.c:  Replace integral tag, name and form fields in
  65         internal structure definitions with the corresponding enumeration
  66         types from dwarf2.h. Add default cases to switches on enumerations
  67         where appropriate.
  68         Make quoting of string arguments in complaint messages consistent.
  69         Check for NULL returns from DW_STRING.
  70         (struct partial_die_info):  Add sibling and has_type fields, remove
  71         unused value field.
  72         (DW_*):  Move access macro definitions near the definition of the
  73         attribute structure.
  74         (struct field_info):  New structure to pass information about fields
  75         and member functions between die processing routines.
  76         (dwarf2_build_psymtabs_hard):  Set cu_header_offset.
  77         (scan_partial_symbols):  Do not enter DW_TAG_subprogram dies into
  78         the partial symbol table if the DW_AT_*_pc attributes are missing.
  79         Add file scope base type definitions to the partial symbol table.
  80         Skip over child dies if the die has a sibling attribute.
  81         (add_partial_symbol):  Enter global variables with type attributes
  82         and without location descriptors into the partial symbol table.
  83         Store value of DW_TAG_variable dies in the partial symbol table.
  84         Do not enter global variables into the minimal symbol table.
  85         Add base type definitions to the partial symbol table.
  86         (psymtab_to_symtab_1):  Use dwarf2_get_pc_bounds to determine highpc.
  87         (process_die):  Move check for DW_AT_low_pc to read_func_scope.
  88         Add a typedef symbol for base type definitions to the symbol table.
  89         Ignore DW_TAG_inlined_subroutine tags for now.
  90         (read_file_scope):  Use dwarf2_get_pc_bounds to determine pc bounds.
  91         (read_func_scope, read_lexical_block_scope):  Use dwarf2_get_pc_bounds
  92         to determine pc bounds, ignore dies with invalid bounds.
  93         (dwarf2_get_pc_bounds):  New routine to extract and validate the
  94         DW_AT_*_pc attributes of a die.
  95         (dwarf2_add_field, dwarf2_attach_fields_to_type, skip_member_fn_name,
  96         dwarf2_add_member_fn, dwarf2_attach_fn_fields_to_type):
  97         New functions to handle fields and member functions.
  98         (read_structure_scope):  Rewritten to use them.
  99         (read_array_type):  Renamed from dwarf_read_array_type.
 100         Default upper array bound to describe an array with unspecified
 101         length.
 102         Create array types in backwards order, as dwarf2 puts out the array
 103         dimensions from left to right.
 104         (read_subroutine_type):  Handle DW_TAG_unspecified_parameters,
 105         DW_AT_artificial and DW_AT_prototyped.
 106         (read_base_type):  Make an unsigned type for DW_ATE_boolean.
 107         Pass objfile to dwarf_base_type.
 108         (read_partial_die):  Use read_attribute to read in the attributes.
 109         Handle DW_AT_sibling and DW_AT_type.
 110         Follow references when determining DW_AT_name and DW_AT_external
 111         attributes of the die.
 112         Validate DW_AT_*_pc attributes.
 113         (read_full_die):  Use read_attribute to read in the attributes.
 114         (read_attribute):  New function to read an attribute described
 115         by an abbreviated attribute.
 116         (new_symbol):  Relocate symbol value for DW_TAG_label with baseaddr.
 117         Do not set SYMBOL_VALUE_ADDRESS for DW_TAG_subprogram,
 118         SYMBOL_BLOCK_VALUE for the symbol will be set later by finish_block.
 119         Change symbol class for global variables with a zero valued location
 120         descriptor to LOC_UNRESOLVED.
 121         Handle DW_AT_const_value attributes for DW_TAG_variable,
 122         DW_TAG_formal_parameter and DW_TAG_enumerator.
 123         Build a typedef symbol for DW_TAG_base_type.
 124         (dwarf2_const_value):  New routine to copy a constant value from an
 125         attribute to a symbol.
 126         (dwarf_base_type):  Use passed in objfile, not current_objfile
 127         when calling dwarf2_fundamental_type.
 128         (dump_die):  Use DW_* accessor macros to access values of attributes.
 129         (decode_locdesc):  Handle DW_OP_plus_uconst.
 130
 131 Wed Jan 22 01:31:16 1997  Geoffrey Noer  <noer@cygnus.com>
 132
 133         * mn10200-tdep.c: New file.
 134         * config/mn10200/tm-mn10200.h: New, REGISTER_SIZE is 24 bits not 32,
 135         SP_REGNUM and FP_REGNUM are different, also no lar or lir.
 136         * config/mn10200/mn10200.mt: New file.
 137         * configure.tgt: add mn10200 entry.
 138
 139 Tue Jan 21 18:32:23 1997  Stu Grossman  (grossman@lisa.cygnus.com)
 140
 141         * configure.in configure:  Check if host has libdl if doing
 142         Solaris threads.
 143
 144 Tue Jan 21 17:03:26 1997  Geoffrey Noer  <noer@cygnus.com>
 145
 146         * mn10300-tdep.c: Wrote/fixed implementations of
 147         mn10300_frame_chain, mn10300_init_extra_frame_info,
 148         mn10300_frame_saved_pc
 149         * config/mn10300/tm-mn10300.h: Redefine INIT_EXTRA_FRAME_INFO
 150         and INIT_FRAME_PC macros.
 151
 152 Tue Jan 21 17:01:20 1997  Stu Grossman  (grossman@lisa.cygnus.com)
 153
 154         * configure.in configure:  Check if host has libm.  Make sure we
 155         are using gcc when using the -export-dynamic option.  Fixes a
 156         problem with building under Solaris/SunPro cc.
 157
 158 Mon Jan 20 13:52:13 1997  Mark Alexander  <marka@cygnus.com>
 159
 160         * config/mips/{embed,embed64,embedl,embedl64}.mt:
 161         Link in simulator on MIPS embedded targets.
 162
 163 Sat Jan 18 02:31:29 1997  Peter Schauer  (pes@regent.e-technik.tu-muenchen.de)
 164
 165         * blockframe.c (frameless_look_for_prologue):  Mark frames
 166         with a zero PC as frameless to improve backtraces from core dumps
 167         caused by dereferencing a NULL function pointer.
 168
 169 Thu Jan 16 14:10:41 1997  Geoffrey Noer  <noer@cygnus.com>
 170
 171         * config/mn10300/tm-mn10300.h: fix BREAKPOINT definition.
 172
 173 Tue Jan 14 16:01:06 1997  Geoffrey Noer  <noer@cygnus.com>
 174
 175         * mn10300-tdep.c: made a lot more generic, ripping out code
 176         from copied target (no more mn10300_scan_prologue,
 177         init_extra_frame_info, and mn10300_fix_call_dummy calls)
 178         * config/mn10300/tm-mn10300.h: undefine INIT_EXTRA_FRAME_INFO
 179         and INIT_FRAME_PC macros
 180
 181 Thu Jan  9 11:44:40 1997  Michael Snyder  <msnyder@cleaver.cygnus.com>
 182
 183         * sparc-tdep.c (sparc_frame_find_saved_regs): Don't use
 184         FP_REGISTER_BYTES to compute offsets into the saved frame,
 185         since it fails for SPARC targets configured without any
 186         FP regs.  Instead, use DUMMY_STACK_REG_BUF_SIZE.
 187
 188 Mon Jan  6 11:15:14 1997  Stu Grossman  (grossman@critters.cygnus.com)
 189
 190         * symtab.c (fixup_symbol_section):  Handle NULL symbols without
 191         crashing.
 192
 193 Fri Jan  3 12:08:16 1997  Stu Grossman  (grossman@critters.cygnus.com)
 194
 195         * Makefile.in configure configure.in:  Remove ENABLE_CLIBS,
 196         ENABLE_OBS, and THREAD_DB_OBS.  These are consolidated into LIBS
 197         and CONFIG_OBS.
 198         * configure configure.in:  Clean up test cases around thread support.
 199 start-sanitize-v850
 200         * configure.tgt (v850-*-*):  Include v850ice.o and v850.lib if
 201         host is Windows.
 202 end-sanitize-v850
 203         * c-valprint.c ch-valprint.c cp-valprint.c eval.c expprint.c
 204         printcmd.c valops.c value.h values.c:  Add bfd_section arg to
 205         value_at and value_at_lazy.
 206         * coffread.c dbxread.c elfread.c mdebugread.c minsyms.c symtab.h:
 207         Add bfd_section arg to prim_record_minimal_symbol_and_info.
 208         * corefile.c gdbcore.h printcmd.c valops.c:  Use read_memory_section
 209         instead of read_memory.  It takes a bfd_section arg.
 210         * coffread.c dbxread.c elfread.c gdb-stabs.h objfiles.h:  Remove
 211         unnecessary cast for assignment of struct dbx_symfile_info.
 212         Struct objfile now uses a real pointer instead of PTR for this
 213         element.
 214         * dbxread.c (dbx_symfile_init): Stash bfd section pointers for
 215         text, data and bss into dbx_symfile_info.
 216         * exec.c (xfer_memory):  Handle transfers for user-specified
 217         sections.
 218         * findvar.c (read_var_value locate_var_value):  Copy bfd section
 219         from the symbol to the value.
 220         * gdb-stabs.h:  Add section pointers for text, data and bss
 221         sections.
 222         * maint.c (translate address command):  Add test code for overlay
 223         address translation.
 224         * printcmd.c (do_examine do_one_display):  Now takes a bfd section
 225         arg.
 226         * (print_formatted x_command):  Record current section along with
 227         current address for repeated commands.
 228         * sparc-nat.c (fetch_inferior_registers):  Change
 229         target_xfer_memory to target_{read write}_memory to allow changes
 230         to target_xfer_memory interface for section info.
 231         * symmisc.c (dump_msymbols print_symbol):  Print section
 232         assocaited with symbol.
 233         * symtab.c (fixup_symbol_section):  New routine to
 234         add section info to symbols returned by lookup_symbol.
 235         * symtab.h (struct general_symbol_info):  Add bfd section to
 236         symbols.
 237         * target.c target.h (target_xfer_memory):  Add bfd section to
 238         args.
 239         * (target_read_memory_section):  New routine to read data from a
 240         specific section.
 241         * (target_memory_bfd_section):  New global variable to pass bfd
 242         section in to targets.
 243         * valarith.c (value_add value_addr value_array):  Preserve bfd
 244         section when computing new value.
 245         * value.h (struct value):  Add bfd section to values.
 246         * values.c (allocate_value value_copy):  Initialize/preserve bfd
 247         section.
 248         * (unpack_double):  Clean up _MSC_VER conditionals to remove
 249         duplicate code.
 250 start-sanitize-v850
 251         * v850ice.c:  New module to support communication with NEC's
 252         PC-based ICE.
 253         * config/v850/tm-v850.h (REGISTER_NAMES):  Replace sp, gp, fp, and
 254         ep names with rxx names.  sp and fp are renamed via a different
 255         mechanism.
 256 end-sanitize-v850
 257
 258 Fri Jan  3 14:20:05 1997  Geoffrey Noer  <noer@cygnus.com>
 259
 260         * mn10300-tdep.c (mn10300_push_arguments): rewrote,
 261         also removed code elsewhere that made use of RP_REGNUM.
 262         * config/mn10300/tm-mn10300.h: ripped out RP_REGNUM, V0_REGNUM,
 263         ARG0_REGNUM, ARGLAST_REGNUM (all not appropriate for mn10300
 264         arch.), redefined SAVED_PC_AFTER_CALL, EXTRACT_RETURN_VALUE,
 265         EXTRACT_STRUCT_VALUE_ADDRESS, STORE_RETURN_VALUE.
 266
 267 For older changes see ChangeLog-96
 268 \f
 269 Local Variables:
 270 mode: indented-text
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 273 version-control: never
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